| FideId | Nafn | RatingStd | +- | Flokkur | Kyn | Félag | Club id | Virkur |
|---|---|---|---|---|---|---|---|---|
| 2304074 | Jón Hákon Richter | 0 | 21-49 | Karl | Haukar | 5 | ✔ | |
| N/A | Jón Hákonarsson | 0 | S65 | Karl | KR | 12 | ✘ | |
| 2301830 | Jón Hálfdánarson | 2116 | S65 | Karl | TG | 28 | ✘ | |
| N/A | Jón Helgi Reykjalín | 0 | 21-49 | Karl | Utan félaga - 2024 | 51 | ✘ | |
| N/A | Jón Helgi Þórisson | 0 | S50 | Karl | Utan félaga - 2024 | 51 | ✘ | |
| N/A | Jón Hjartarson | 0 | S65 | Karl | Utan félaga - 2024 | 51 | ✘ | |
| N/A | Jón Hólmg Steingrímsson | 0 | S50 | Karl | Utan félaga - 2024 | 51 | ✘ | |
| N/A | Jón Hrafn Björnsson | 0 | S50 | Karl | TR | 30 | ✘ | |
| 2311410 | Jón Hreiðar Rúnarsson | 1451 | U20 | Karl | Víkingaklúbburinn | 37 | ✘ | |
| N/A | Jón Ingi Hannesson | 0 | S65 | Karl | Utan félaga - 2024 | 51 | ✘ | |
| N/A | Jón Ingi Högnason | 0 | 21-49 | Karl | Breiðablik | 27 | ✘ | |
| N/A | Jón Ingþórsson | 0 | S50 | Karl | Utan félaga - 2024 | 51 | ✘ | |
| 2307332 | Jón Jóhannesson | 1899 | S65 | Karl | Víkingaklúbburinn | 37 | ✔ | |
| 2329379 | Jón Jóhannesson | 0 | S50 | Karl | Víkingaklúbburinn | 37 | ✔ | |
| N/A | Jón Jörundur Guðmundsson | 0 | 21-49 | Karl | TR | 30 | ✘ | |
| N/A | Jón Karl Árnason | 0 | S50 | Karl | TG | 28 | ✘ | |
| N/A | Jón Kolbeinn Jónsson | 0 | 21-49 | Karl | Sauðárkrókur | 17 | ✘ | |
| N/A | Jón Kristinn Sveinsson | 0 | S50 | Karl | Utan félaga - 2024 | 51 | ✘ | |
| 2307731 | Jón Kristinn Þorgeirsson | 2259 | 21-49 | Karl | SA | 16 | ✔ | |
| 2300141 | Jón Kristinsson | 2091 | S65 | Karl | KR | 12 | ✔ | |
| N/A | Jón Kristján Þorvarðarson | 0 | S65 | Karl | Vinaskákfélagið | 19 | ✘ | |
| 2300036 | Jón Loftur Árnason | 2404 | S65 | Karl | TR | 30 | ✔ | |
| 2320622 | Jón Louie F Thoroddsen | 1487 | U14 | Karl | TR | 30 | ✘ | |
| 2306921 | Jón Magnússon | 1617 | S65 | Karl | SA | 16 | ✔ | |
| 2305283 | Jón Magnússon | 1946 | S65 | Karl | TG | 28 | ✔ | |
| N/A | Jón Markús Torfason | 0 | U14 | Karl | TR | 30 | ✘ | |
| N/A | Jón Mars Eiríksson | 0 | 21-49 | Karl | Utan félaga - 2024 | 51 | ✘ | |
| 2326426 | Jón Oddur Jónsson | 1557 | 21-49 | Karl | Fjölnir | 3 | ✔ | |
| N/A | Jón Orri Kristjánsson | 0 | 21-49 | Karl | SFÍ | 22 | ✘ | |
| 2309947 | Jón Otti Sigurjónsson | 0 | 21-49 | Karl | TG | 28 | ✔ | |
| N/A | Jón Pétur Kristjánsson | 0 | S65 | Karl | Utan félaga - 2024 | 51 | ✘ | |
| N/A | Jón Pétur Kristjánsson | 0 | S50 | Karl | TR | 30 | ✘ | |
| N/A | Jón Pétur Þorsteinsson | 0 | 21-49 | Karl | TG | 28 | ✘ | |
| 2308584 | Jón Ragnarsson | 0 | S65 | Karl | TV | 32 | ✔ | |
| N/A | Jón Rögnvaldsson | 0 | S65 | Karl | TG | 28 | ✘ | |
| N/A | Jón S. Guðlaugsson | 0 | S65 | Karl | TG | 28 | ✘ | |
| N/A | Jón Sen | 0 | S50 | Karl | Utan félaga - 2024 | 51 | ✘ | |
| N/A | Jón Sigurðsson | 0 | S65 | Karl | SFÍ | 22 | ✘ | |
| 2329182 | Jón Sigurfinnur Ólafsson | 0 | 21-49 | Karl | Vinaskákfélagið | 19 | ✔ | |
| N/A | Jón Sigurjónsson | 0 | S65 | Karl | Utan félaga - 2024 | 51 | ✘ | |
| 2301822 | Jón Steinn Elíasson | 0 | S65 | Karl | KR | 12 | ✔ | |
| N/A | Jón Steinþórsson | 0 | S65 | Karl | TK | 29 | ✘ | |
| 2321599 | Jón Sölvi Sigurðarson | 0 | U14 | Karl | TR | 30 | ✔ | |
| 2300222 | Jón Torfason | 2196 | S65 | Karl | Vinaskákfélagið | 19 | ✘ | |
| 2302594 | Jón Trausti Harðarson | 2076 | 23 | 21-49 | Karl | Fjölnir | 3 | ✔ |
| N/A | Jón Trausti Kristmundsson | 0 | 21-49 | Karl | TG | 28 | ✘ | |
| 2308738 | Jón Úlfljótsson | 1802 | S65 | Karl | Víkingaklúbburinn | 37 | ✔ | |
| 2323206 | Jón Úlfur Hafþórsson | 1880 | 21-49 | Karl | Fjölnir | 3 | ✔ | |
| N/A | Jón Viðar Viðarsson | 0 | 21-49 | Karl | TG | 28 | ✘ | |
| 2300931 | Jón Viktor Gunnarsson | 2442 | 21-49 | Karl | TR | 30 | ✔ |